20200102193 has 2 divisors, whose sum is σ = 20200102194. Its totient is φ = 20200102192.

The previous prime is 20200102189. The next prime is 20200102211. The reversal of 20200102193 is 39120100202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14915248384 + 5284853809 = 122128^2 + 72697^2 .

It is a cyclic number.

It is not a de Polignac number, because 20200102193 - 2² = 20200102189 is a prime.

It is not a weakly prime, because it can be changed into another prime (20200102103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100051096 + 10100051097.

It is an arithmetic number, because the mean of its divisors is an integer number (10100051097).

Almost surely, 2^20200102193 is an apocalyptic number.

It is an amenable number.

20200102193 is a deficient number, since it is larger than the sum of its proper divisors (1).

20200102193 is an equidigital number, since it uses as much as digits as its factorization.

20200102193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 20200102193 its reverse (39120100202), we get a palindrome (59320202395).

The spelling of 20200102193 in words is "twenty billion, two hundred million, one hundred two thousand, one hundred ninety-three".